The interfaces discussed in the previous section are implemented by the following Map classes:
AbstractMap, HashMap, TreeMap and WeakHashMap. All these classes are discussed below.
1. AbstractMap class
This class provides a skeletal implementation of the Map interface, to minimize the efforts required to
implement this interface. The AbstractMap class is the base class for all the other three classes.
2. HashMap and TreeMap classes
The Collection Framework provides two general-purpose Map implementations: HashMap and TreeMap.
As with all the concrete implementations, which implementation ...
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